How do I create a Wave Personal Access Token?

Log in to the [Wave Developer Portal](https://developer.waveapps.com/), go to 'Manage Applications', create a new application, and then generate a 'Personal Access Token' for your account.

Can this agent create new invoices or customers?

This current version is optimized for data retrieval and oversight. While Wave supports mutations, this MCP server primarily focuses on querying your existing financial data for analysis.

Wave Financial MCP Server for Google ADK 10 tools — connect in under 2 minutes

Name: Wave Financial
Availability: InStock
Author: Vinkius

google.github.io/adk-docs/tools/mcp-tools

Built by Vinkius GDPR 10 Tools SDK

Google Agent Development Kit (ADK) is Google's framework for building production AI agents. Add Wave Financial as an MCP tool provider through the Vinkius and your ADK agents can call every tool with full schema introspection.

Get MCP Server for AI Agents

ASK AI ABOUT THIS MCP SERVER

Open in ChatGPT Open in Claude Open in Perplexity

Vinkius supports streamable HTTP and SSE.

python

from google.adk.agents import Agent
from google.adk.tools.mcp_tool import McpToolset
from google.adk.tools.mcp_tool.mcp_session_manager import (
    StreamableHTTPConnectionParams,
)

# Your Vinkius token — get it at cloud.vinkius.com
mcp_tools = McpToolset(
    connection_params=StreamableHTTPConnectionParams(
        url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
    )
)

agent = Agent(
    model="gemini-2.5-pro",
    name="wave_financial_agent",
    instruction=(
        "You help users interact with Wave Financial "
        "using 10 available tools."
    ),
    tools=[mcp_tools],
)

Fully ManagedVinkius Servers

60%Token savings

High SecurityEnterprise-grade

IAMAccess control

EU AI ActCompliant

DLPData protection

V8 IsolateSandboxed

Ed25519Audit chain

<40msKill switch

Stream every event to Splunk, Datadog, or your own webhook in real-time

* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure

About Wave Financial MCP Server

Connect your AI agent to Wave Financial, the all-in-one accounting software for small businesses. This integration utilizes Wave's powerful GraphQL API to provide real-time access to your financial data through natural conversation.

Google ADK natively supports Wave Financial as an MCP tool provider — declare the Vinkius Edge URL and the framework handles discovery, validation, and execution automatically. Combine 10 tools with Gemini's long-context reasoning for complex multi-tool workflows, with production-ready session management and evaluation built in.

What you can do

Business Oversight — List and inspect all businesses associated with your Wave account
Invoice Management — Retrieve summaries of sent invoices, including statuses, totals, and due dates
Customer & Vendor Directory — Quickly lookup contact details for your customers and suppliers
Accounting Intelligence — Monitor your chart of accounts and current balances across different categories
Expense Tracking — List recent bills and accounting transactions to stay on top of your cash flow
Tax Configuration — Retrieve active sales tax rates and configurations for your business

The Wave Financial MCP Server exposes 10 tools through the Vinkius. Connect it to Google ADK in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

How to Connect Wave Financial to Google ADK via MCP

Follow these steps to integrate the Wave Financial MCP Server with Google ADK.

Install Google ADK

Run pip install google-adk

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token

Create the agent

Save the code above and integrate into your ADK workflow

Explore tools

The agent will discover 10 tools from Wave Financial via MCP

Why Use Google ADK with the Wave Financial MCP Server

Google ADK provides unique advantages when paired with Wave Financial through the Model Context Protocol.

Google ADK natively supports MCP tool servers — declare a tool provider and the framework handles discovery, validation, and execution

Built on Gemini models, ADK provides long-context reasoning ideal for complex multi-tool workflows with Wave Financial

Production-ready features like session management, evaluation, and deployment come built-in — not bolted on

Seamless integration with Google Cloud services means you can combine Wave Financial tools with BigQuery, Vertex AI, and Cloud Functions

Wave Financial + Google ADK Use Cases

Practical scenarios where Google ADK combined with the Wave Financial MCP Server delivers measurable value.

Enterprise data agents: ADK agents query Wave Financial and cross-reference results with internal databases for comprehensive analysis

Multi-modal workflows: combine Wave Financial tool responses with Gemini's vision and language capabilities in a single agent

Automated compliance checks: schedule ADK agents to query Wave Financial regularly and flag policy violations or configuration drift

Internal tool platforms: build self-service agent platforms where teams connect their own MCP servers including Wave Financial

Wave Financial MCP Tools for Google ADK (10)

These 10 tools become available when you connect Wave Financial to Google ADK via MCP:

get_user_info

Retrieve the authenticated user information

list_accounts

List the chart of accounts for a specific business

list_bills

List bills (accounts payable) for a specific business

list_businesses

List all businesses associated with the user account

list_customers

List customers for a specific business

list_invoices

List invoices for a specific business

list_products

List products and services for a specific business

list_sales_taxes

List sales taxes configured for a specific business

list_transactions

List accounting transactions for a business

list_vendors

List vendors associated with a specific business

Example Prompts for Wave Financial in Google ADK

Ready-to-use prompts you can give your Google ADK agent to start working with Wave Financial immediately.

"List my businesses in Wave."

"Show me the latest invoices for business ID 123."

Troubleshooting Wave Financial MCP Server with Google ADK

Common issues when connecting Wave Financial to Google ADK through the Vinkius, and how to resolve them.

McpToolset not found

Update: pip install --upgrade google-adk

Wave Financial + Google ADK FAQ

Common questions about integrating Wave Financial MCP Server with Google ADK.

How does Google ADK connect to MCP servers?

Import the MCP toolset class and pass the server URL. ADK discovers and registers all tools automatically, making them available to your agent's tool-use loop.

Can ADK agents use multiple MCP servers?

Yes. Declare multiple MCP tool providers in your agent configuration. ADK merges all tool schemas and the agent can call tools from any server in a single turn.

Which Gemini models work best with MCP tools?

Gemini 2.0 Flash and Pro models both support function calling required for MCP tools. Flash is recommended for latency-sensitive use cases, Pro for complex reasoning.